Itseez/opencv — pull request #3532 by oresths (2014-12-19 21:16:17+00:00)
Title: Filters NEON optimization

Check the individual commit comments for speedup info and tested kernel where appropriate.

Tested on Odroid XU with gcc 4.9.2 with -O3 -funsafe-math-optimizations
Destination memory was preallocated.
Test image was https://github.com/oresths/opencv-tests/blob/master/people.jpg